Home / 17,645.15-24,349.55-9,687.51

Finding the Fourth Proportional to 17,645.15, 24,349.55 and 9,687.51

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Solution

The fourth proportional to 17,645.15, 24,349.55 and 9,687.51 is: 13,368.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,645.15 : 24,349.55 = 9,687.51 : x
  2. Step 2: Convert to fraction form
    17,645.15/24,349.55 = 9,687.51/x
  3. Step 3: Cross multiply
    17,645.15x = 24,349.55 × 9,687.51
  4. Step 4: Simplify right side
    17,645.15x = 235,886,460.68
  5. Step 5: Solve for x
    x = 235,886,460.68/17,645.15
  6. Step 6: Final answer
    x = 13,368.34

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.